A supernova is a violent explosion that happens to the most massive stars.
A supernova is a violent explosion that happens to the most massive stars.
超新星是指具有超大质量的恒星所产生的猛烈的爆炸。
A supernova is a violent explosion that happens to the most massive stars.
超新星是指具有超大质量的恒星所产生的猛烈的爆炸。